Home / 156,953.28-235,371.60-51,744

Finding the Fourth Proportional to 156,953.28, 235,371.60 and 51,744

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Solution

The fourth proportional to 156,953.28, 235,371.60 and 51,744 is: 77,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,953.28 : 235,371.60 = 51,744 : x
  2. Step 2: Convert to fraction form
    156,953.28/235,371.60 = 51,744/x
  3. Step 3: Cross multiply
    156,953.28x = 235,371.60 × 51,744
  4. Step 4: Simplify right side
    156,953.28x = 12,179,068,070.40
  5. Step 5: Solve for x
    x = 12,179,068,070.40/156,953.28
  6. Step 6: Final answer
    x = 77,596.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.